Mercurial > hg > orthanc-stone
comparison Framework/Scene2DViewport/LineMeasureTool.cpp @ 728:8190213e2279 am-dev
Merged default into am-dev
author | Alain Mazy <am@osimis.io> |
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date | Tue, 21 May 2019 13:25:58 +0200 |
parents | 28b9e3a54200 |
children | 712ff6ff3c19 |
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690:f185cfcb72a0 | 728:8190213e2279 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 #include "LineMeasureTool.h" | |
22 #include "MeasureToolsToolbox.h" | |
23 | |
24 #include <Core/Logging.h> | |
25 | |
26 | |
27 namespace OrthancStone | |
28 { | |
29 LineMeasureTool::~LineMeasureTool() | |
30 { | |
31 // this measuring tool is a RABI for the corresponding visual layers | |
32 // stored in the 2D scene | |
33 Disable(); | |
34 RemoveFromScene(); | |
35 } | |
36 | |
37 void LineMeasureTool::RemoveFromScene() | |
38 { | |
39 if (layersCreated) | |
40 { | |
41 assert(GetScene()->HasLayer(polylineZIndex_)); | |
42 assert(GetScene()->HasLayer(textZIndex_)); | |
43 GetScene()->DeleteLayer(polylineZIndex_); | |
44 GetScene()->DeleteLayer(textZIndex_); | |
45 } | |
46 } | |
47 | |
48 | |
49 void LineMeasureTool::SetStart(ScenePoint2D start) | |
50 { | |
51 start_ = start; | |
52 RefreshScene(); | |
53 } | |
54 | |
55 void LineMeasureTool::SetEnd(ScenePoint2D end) | |
56 { | |
57 end_ = end; | |
58 RefreshScene(); | |
59 } | |
60 | |
61 void LineMeasureTool::Set(ScenePoint2D start, ScenePoint2D end) | |
62 { | |
63 start_ = start; | |
64 end_ = end; | |
65 RefreshScene(); | |
66 } | |
67 | |
68 PolylineSceneLayer* LineMeasureTool::GetPolylineLayer() | |
69 { | |
70 assert(GetScene()->HasLayer(polylineZIndex_)); | |
71 ISceneLayer* layer = &(GetScene()->GetLayer(polylineZIndex_)); | |
72 PolylineSceneLayer* concreteLayer = dynamic_cast<PolylineSceneLayer*>(layer); | |
73 assert(concreteLayer != NULL); | |
74 return concreteLayer; | |
75 } | |
76 | |
77 TextSceneLayer* LineMeasureTool::GetTextLayer() | |
78 { | |
79 assert(GetScene()->HasLayer(textZIndex_)); | |
80 ISceneLayer* layer = &(GetScene()->GetLayer(textZIndex_)); | |
81 TextSceneLayer* concreteLayer = dynamic_cast<TextSceneLayer*>(layer); | |
82 assert(concreteLayer != NULL); | |
83 return concreteLayer; | |
84 } | |
85 | |
86 void LineMeasureTool::RefreshScene() | |
87 { | |
88 if (IsSceneAlive()) | |
89 { | |
90 if (IsEnabled()) | |
91 { | |
92 if (!layersCreated) | |
93 { | |
94 // Create the layers if need be | |
95 | |
96 assert(textZIndex_ == -1); | |
97 { | |
98 polylineZIndex_ = GetScene()->GetMaxDepth() + 100; | |
99 //LOG(INFO) << "set polylineZIndex_ to: " << polylineZIndex_; | |
100 std::auto_ptr<PolylineSceneLayer> layer(new PolylineSceneLayer()); | |
101 GetScene()->SetLayer(polylineZIndex_, layer.release()); | |
102 } | |
103 { | |
104 textZIndex_ = GetScene()->GetMaxDepth() + 100; | |
105 //LOG(INFO) << "set textZIndex_ to: " << textZIndex_; | |
106 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer()); | |
107 GetScene()->SetLayer(textZIndex_, layer.release()); | |
108 } | |
109 layersCreated = true; | |
110 } | |
111 else | |
112 { | |
113 assert(GetScene()->HasLayer(polylineZIndex_)); | |
114 assert(GetScene()->HasLayer(textZIndex_)); | |
115 } | |
116 { | |
117 // Fill the polyline layer with the measurement line | |
118 | |
119 PolylineSceneLayer* polylineLayer = GetPolylineLayer(); | |
120 polylineLayer->ClearAllChains(); | |
121 polylineLayer->SetColor(0, 223, 21); | |
122 | |
123 { | |
124 PolylineSceneLayer::Chain chain; | |
125 chain.push_back(start_); | |
126 chain.push_back(end_); | |
127 polylineLayer->AddChain(chain, false); | |
128 } | |
129 | |
130 // handles | |
131 { | |
132 //void AddSquare(PolylineSceneLayer::Chain& chain,const Scene2D& scene,const ScenePoint2D& centerS,const double& sideLength) | |
133 | |
134 { | |
135 PolylineSceneLayer::Chain chain; | |
136 AddSquare(chain, *GetScene(), start_, 10.0); //TODO: take DPI into account | |
137 polylineLayer->AddChain(chain, true); | |
138 } | |
139 | |
140 { | |
141 PolylineSceneLayer::Chain chain; | |
142 AddSquare(chain, *GetScene(), end_, 10.0); //TODO: take DPI into account | |
143 polylineLayer->AddChain(chain, true); | |
144 } | |
145 | |
146 //ScenePoint2D startC = start_.Apply(GetScene()->GetSceneToCanvasTransform()); | |
147 //double squareSize = 10.0; | |
148 //double startHandleLX = startC.GetX() - squareSize/2; | |
149 //double startHandleTY = startC.GetY() - squareSize / 2; | |
150 //double startHandleRX = startC.GetX() + squareSize / 2; | |
151 //double startHandleBY = startC.GetY() + squareSize / 2; | |
152 //ScenePoint2D startLTC(startHandleLX, startHandleTY); | |
153 //ScenePoint2D startRTC(startHandleRX, startHandleTY); | |
154 //ScenePoint2D startRBC(startHandleRX, startHandleBY); | |
155 //ScenePoint2D startLBC(startHandleLX, startHandleBY); | |
156 | |
157 //ScenePoint2D startLT = startLTC.Apply(GetScene()->GetCanvasToSceneTransform()); | |
158 //ScenePoint2D startRT = startRTC.Apply(GetScene()->GetCanvasToSceneTransform()); | |
159 //ScenePoint2D startRB = startRBC.Apply(GetScene()->GetCanvasToSceneTransform()); | |
160 //ScenePoint2D startLB = startLBC.Apply(GetScene()->GetCanvasToSceneTransform()); | |
161 | |
162 //PolylineSceneLayer::Chain chain; | |
163 //chain.push_back(startLT); | |
164 //chain.push_back(startRT); | |
165 //chain.push_back(startRB); | |
166 //chain.push_back(startLB); | |
167 //polylineLayer->AddChain(chain, true); | |
168 } | |
169 | |
170 } | |
171 { | |
172 // Set the text layer proporeties | |
173 | |
174 TextSceneLayer* textLayer = GetTextLayer(); | |
175 double deltaX = end_.GetX() - start_.GetX(); | |
176 double deltaY = end_.GetY() - start_.GetY(); | |
177 double squareDist = deltaX * deltaX + deltaY * deltaY; | |
178 double dist = sqrt(squareDist); | |
179 char buf[64]; | |
180 sprintf(buf, "%0.02f units", dist); | |
181 textLayer->SetText(buf); | |
182 textLayer->SetColor(0, 223, 21); | |
183 | |
184 // TODO: for now we simply position the text overlay at the middle | |
185 // of the measuring segment | |
186 double midX = 0.5 * (end_.GetX() + start_.GetX()); | |
187 double midY = 0.5 * (end_.GetY() + start_.GetY()); | |
188 textLayer->SetPosition(midX, midY); | |
189 } | |
190 } | |
191 else | |
192 { | |
193 if (layersCreated) | |
194 { | |
195 RemoveFromScene(); | |
196 layersCreated = false; | |
197 } | |
198 } | |
199 } | |
200 } | |
201 } |